[PATCH V6 5/7] irqchip/gicv3-its: Probe ITS in the ACPI way
Marc Zyngier
marc.zyngier at arm.com
Wed Jun 15 01:56:58 PDT 2016
On Mon, 13 Jun 2016 16:41:11 +0200
Tomasz Nowicki <tn at semihalf.com> wrote:
> ITS is prepared for being initialized different than DT,
> therefore we can initialize it in ACPI way. We collect register base
> address from MADT table and pass mandatory info to firmware-agnostic
> ITS init call.
>
> Use here IORT lib to register ITS domain which then can be found and
> used on to build another PCI MSI domain in hierarchical stack domain.
>
> NOTE: Waiting for proper ITS and NUMA node relation description in IORT
> table, we pass around NUMA_NO_NODE to the its_probe_one init call.
> This means that Cavium ThunderX erratum 23144 (pass1.1 only)
> is not supported for ACPI boot method yet.
>
> Signed-off-by: Tomasz Nowicki <tn at semihalf.com>
Acked-by: Marc Zyngier <marc.zyngier at arm.com>
M.
--
Jazz is not dead. It just smells funny.
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